The removal of phosphorus from wastewater consists of biological removal method and compelled chemical removal method.
污水的除磷有生物法和药剂强制去除法两大类。
The invention discloses a plant of pseudomonad and the application thereof in the biological removal of nitrogen heterocyclic compound.
本发明公开了一株假单胞菌及其在生物去除含氮杂环化合物中的应用。
The mechanisms of of the biological removal of nitrogen and phosphorus are explained. The technologies of MSBR, UCT and BCFS are analyzed.
在阐述城市污水生物脱氮除磷机理的基础上，分析生物脱氮除磷的M SBR工艺、U CT工艺和BCFS工艺。
The anthracite used as filter material in water plant for biological removal of iron and manganese has been studied and practiced through production practices.
目的通过生产实践，进行了无烟煤作为在生物除铁除锰水厂滤料的研究与应用。
The biological removal effect of nitrogen and phosphorus and limiting factor of SBR technique after anaerobic digestion of centralized swine wastewater were investigated and studied.
探讨了集约化猪场废水厌氧消化后，SBR法生物脱氮除磷效果及限制因子。
This method can be used to evaluate the capacity of a system for biological removal of phosphorus in design and operation, and to guide the selection of process and the designing of operation plan.
该方法可在设计和运行中用于对系统的生物除磷能力进行评估，从而指导工艺选择和运行方案设计。
Biological nutrient removal is a relatively low-cost means of removing nitrogen and phosphorus from wastewater.
在对废水进行脱氮除磷时，去除生物营养素是一种相对成本较低的方法。
Biological zeolite pre treatment has the same pollutants removal effect of Bio activated carbon and Bio ceramsite.
生物沸石预处理有同生物活性炭、生物陶粒预处理一样的污染物去除效果。
Phosphorus fractionation is important too in understanding the biological phosphorus removal process and possibilities to recover phosphorus from sludges.
磷分馏在对生物磷去除过程的了解和从烂泥恢复磷的可能性很重要。
The kinetic models of organics and ammonia removal in a biological aerated filter (BAF) for domestic wastewater treatment were established.
推导了单级曝气生物滤池处理生活污水的有机物和氨氮去除动力学模型。
The advantages and disadvantages of ammonia removal by biological, chemical and physical chemical methods are analyzed.
简要分析了生物、化学、物理化学三类除氨方法的优缺点；
This paper introduces the principles of biological phosphorus and nitrogen removal with the A2/O process and decribes the flow chart of this process which is then analyzed in detail.
本文阐述了生物脱氮除磷的原理和A2／O工艺流程，并对该工艺流程进行了详细的分析研究，指出了它存在的问题，提出了对A2／O工艺流程的改进措施。
For investigating the effect of a biofilm membrane biological reactor on removal of pollutants in domestic sewage, polyethylene suspended filler was added into the membrane biological reactor (MBR).
在膜生物反应器中投加聚乙烯悬浮填料，考察生物膜—膜生物反应器对生活污水中污染物质去除效果。
It indicated that, the pollution removal efficiency of biological grid with suspended and compound fillers were superior to that with global filler.
结果表明组合填料生物栅和悬浮填料生物栅的污染去除效果优于球形填料。
Based on this, test was made on low carbon source urban wastewater treatment in Guangzhou region by using SBR process to investigate the effect and affecting factors of biological phosphorus removal.
碳、氮、磷比例失调（碳量偏低）城市污水的脱氮除磷一直是个难题，为此采用SBR法处理广州地区低碳城市污水，研究了生物除磷效果及其影响因素。
Biological nitrogen removal through nitrification and denitrification was the main removal mechanism of nitrogen, which could remove about 50% of influent total nitrogen.
地下渗滤系统中通过硝化、反硝化作用可以去除约50%的进水总氮，是地下渗滤系统去除氮的主要途径。
A lab-scale SBR was employed to treat domestic wastewater and investigate the achievements and stability of shortcut biological nitrogen removal under real-time control conditions.
采用小试SBR反应器处理实际生活污水，研究了实时控制条件下短程生物脱氮的实现和稳定性。
The project was designed according to the theory of biological fixation and removal of manganese.
以生物固锰除锰理论为指导，设计了弱曝气一级过滤生物除铁除锰简缩流程。
The step feed biological nitrogen removal process(SFBNP) has distinct advantages in nitrogen removal.
分段进水生物脱氮工艺在脱氮方面具有较强的优势。
This article analyzes the advances in the key factors affecting enhanced biological phosphorus removal and explains the problems present in the study of biological phosphorus removal.
本文对影响生物除磷效果的关键因素的研究进展进行了分析，并对在生物除磷研究过程中出现的问题作了说明。
Based on traditional biological nitrogen removal theory, nitrogen removal involves nitrification of ammonia to nitrate or nitrite followed by denitrification of nitrate or nitrite to nitrogen gas.
依据常规生物脱氮原理，脱氮过程包括将氨氮氧化为硝酸盐氮或亚硝酸盐氮的硝化反应和将硝酸盐氮或亚硝酸盐氮还原为氮气的反硝化反应。
The dynamic parameters of biological phosphorus removal were compared under the conditions with or without elec.
在有无外加电场的情况下，对生物除磷的动力学参数进行了比较。
The effects of aeration on biological iron and manganese removal in groundwater were investigated and the appropriate aeration pattern was established.
为了研究曝气在生物除铁除锰中的作用，确定合理的曝气方式和曝气强度。
Phosphate in wastewater is one of the main causes of eutrophication, and biological phosphorus removal from wastewater is a new wastewater treatment technology.
废水中过量磷酸盐是引起水体富营养化的主要原因之一，生物除磷是一项新型的水处理技术。
The mechanism of biological denitrification and phosphorus removal is briefly analyzed in this paper, and several new effective and practical processes are also introduced.
对污水的生物法脱氮除磷机理作了简要的分析，并介绍了几种高效、经济、实用的生物脱氮除磷新工艺。
The effects of enhanced biological phosphorus removal with electric field formed by inert electrode were studied.
利用惰性电极形成的外加电场对强化生物除磷的效果进行了研究。
By means of setting up an anaerobic tank in front of DAT-IAT, biological degradation performance and phosphorus removal efficiencies are studied with municipal sewage.
试验采用前置厌氧池的DAT - IAT工艺方法，以城市污水为处理对象研究工艺的生物降解过程及除磷效果。
By means of setting up an anaerobic tank in front of DAT-IAT, biological degradation performance and phosphorus removal efficiencies are studied with municipal sewage.
试验采用前置厌氧池的DAT - IAT工艺方法，以城市污水为处理对象研究工艺的生物降解过程及除磷效果。
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